do not drink alcohol in excess with cialis. side effects may include headache, upset stomach, delayed backache or muscle ache. to avoid long-term injury, seek immediate medical help for an erection lasting more than four hours. if you have any sudden decrease or loss in hearing or vision, or if you have any allergic reactions such as rash, hives, swelling of the lips, tongue or throat, or difficulty breathing or swallowing, stop taking cialis and get medical help right away. ask your doctor about cialis for daily use and a 30-tablet free trial. we are learning many americans held on to their spending monday this holiday instead of hitting the stores. holiday sales reached the worst level since the 2008 recession. master card reports sales increased less than 1% compared to last year. experts predicted growth of 3 to 4% but there's a little bit of time for retailers to boost the bottom lines because you can bet some shoppers will be hitting the stores with their brand-new gift cards and of course you have all those afterchristma